Hardness ntau yam: 50 ~ 90 ntug dej A
Xim: Dub (txuj)
Kub:
Txheem kub:-40 ° C ~ 80 ° C (-40 ° F ~ 176 ° F)
Compound tshwj xeeb
Tsis tshua muaj kub:-55 ° C (-67 ° F)
Nyiaj kub: 100° C (212° F)
Nta
Polyurethane muaj kuj coj zoo, tensile lub zog loj thiab siab elasticity in comparison with lwm yam elastomers. Kuj zoo rau roj thiab nws, kuj zoo kev laus thiab cov pa ceev ceev.
Cov kev txwv
Tsis tau tshaj Ketones, esters, ethers, cawv suab thaj uas, glycols, dej kub, chav, alkalis, amines thiab txhuam cov acids.
Daim ntawv
Ntsaws ruaj ruaj rau siab hydraulic pressures, dam mas qhov chaw no yuav coj